John S. Hodgson

H. O. Arnold

H. O. Arnold worked for the Kellex Corporation at the K-25 Plant.

Malcolm R. Barneby

Paul Wilkinson

After graduating from Williams College, Paul Wilkinson joined the Manhattan Project. He arrived in Oak Ridge in 1943, where he was sent to the Y-12 plant.

H. M. Metcalf

H. M. Metcalf worked for the Tennessee Eastman Corporation at the Y-12 Plant.